Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 287

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-287 A Aurora IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-287 0 Aurora IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-287 1 Aurora IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-287 2 Aurora IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-287 3 Aurora IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-287 4 Aurora IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-287 5 Aurora IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358      
331-287 6 Aurora IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358      
331-287 7 Aurora IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358      
331-287 8 Aurora IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358      
331-287 9 Aurora IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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